Which Scaling Method Entails a Process by Which Measures of Item

question 149

Multiple Choice

Which scaling method entails a process by which measures of item difficulty are obtained from samples of testtakers who vary in ability?

• A) difficulty scaling
• B) absolute scaling
• C) content scaling
• D) sample-contingent scaling

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Definitions:

Ideal Scientist

A hypothetical concept referring to a scientist who perfectly embodies the principles of the scientific method and ethical research practices.

Positively Correlated

A relationship between two variables where an increase in one variable is associated with an increase in the other.

Aggressiveness

A behavioral characteristic that involves the readiness to confront or attack, which can be physical or verbal in nature.

Descriptive Statistics

Statistical procedures used to summarize, organize, and simplify data, including measures of central tendency and measures of variability.